 *{
            margin:0;
            padding:0;
            list-style:none;
        }
        .wrap{
            width:1200px;
            margin:0 auto;
        }
        .group1{
            width:560px;
            -webkit-border-radius:6px;
            -moz-border-radius:6px;
            border-radius:0 0 6px 6px;
            border:1px solid #d6d6d6;
            box-shadow: 2px 2px 2px 2px #e9e9e9;
            margin-bottom:20px;
			overflow:hidden;
			float:left;
			margin-left:20px;
        }
        .group1 ul{
            width:400px;
            float:left;
			margin-top:10px;
        }
        .group1 li{
            float:left;
            margin:20px;
        }
        .group1 h2{
            font-size:30px;
            margin:20px 10px;
           
        }
        .box{
            float:left;
        }
        .opera{
            margin:30px 0 0 20px;
            color: #3759ff;
            font-size:17px;
        }
        .opera .btn{
            background: #a6f2ff;
            border:1px solid #3759ff;
            border-radius: 2px;
        }